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UINavigationController “back button” custom text?
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Also note, you need to do this in the view controller one level up the stack. In other words, don't do this in the visible view controller, but in the view controller that you'd see if you hit the back button.
– Tyler
Sep 17 '09 at 23:07
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How to reset (clear) form through JavaScript?
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form.reset() is a DOM element method (not one on the jQuery object), so you need:
$("#client.frm")[0].reset();
//faster version:
$("#client")[0].reset();
Or without jQuery:
document.getElementById("client").reset();
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Can unit testing be successfully added into an existing production project? If so, how and is it wor
...lity and defect rate - plus improved morale and profitability.
It can be done when you have both an accurate understanding and commitment from the parties involved.
First of all, it is important to understand that unit testing is a skill in itself. You can be a very productive programmer by "conve...
Cluster analysis in R: determine the optimal number of clusters
...y = unlist(lapply(1:g, function(i) rnorm(n/g, runif(1)*i^2))))
plot(d)
One. Look for a bend or elbow in the sum of squared error (SSE) scree plot. See http://www.statmethods.net/advstats/cluster.html & http://www.mattpeeples.net/kmeans.html for more. The location of the elbow in the resultin...
How do I use valgrind to find memory leaks?
...ory and forget to assign the pointer.
Don't overwrite a pointer with a new one unless the old memory is freed.
General advice for memory errors:
Access and write to addresses and indices you're sure belong to you. Memory
errors are different from leaks; they're often just IndexOutOfBoundsExcepti...
How to format a duration in java? (e.g format H:MM:SS)
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PeriodFormatter isn't included. That one of the differences between Java 8 Date Time API and Joda Time.
– Tim Büthe
Aug 4 '14 at 17:33
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What is the standard Python docstring format? [closed]
...her posts showed. However the default Sphinx docstring format was not mentioned and is based on reStructuredText (reST). You can get some information about the main formats in this blog post.
Note that the reST is recommended by the PEP 287
There follows the main used formats for docstrings.
- Ep...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
Can any one tell me the advantage of synchronized method over synchronized block with an example?
23 Answers
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What exactly do “u” and “r” string flags do, and what are raw string literals?
...d escape sequence (e.g. r"\").
"Raw" is not part of the type, it's merely one way to represent the value. For example, "\\n" and r"\n" are identical values, just like 32, 0x20, and 0b100000 are identical.
You can have unicode raw string literals:
>>> u = ur"\n"
>>> print type(u...
When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...allocation/deallocation routines with the regular
ones.
0xFD Fence Memory Also known as "no mans land." This is used to wrap
the allocated memory (surrounding it with a fence)
and is used to detect indexing arrays o...